Home / 29,370.52-40,530.91-15,942.27

Finding the Fourth Proportional to 29,370.52, 40,530.91 and 15,942.27

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Solution

The fourth proportional to 29,370.52, 40,530.91 and 15,942.27 is: 22,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,370.52 : 40,530.91 = 15,942.27 : x
  2. Step 2: Convert to fraction form
    29,370.52/40,530.91 = 15,942.27/x
  3. Step 3: Cross multiply
    29,370.52x = 40,530.91 × 15,942.27
  4. Step 4: Simplify right side
    29,370.52x = 646,154,710.57
  5. Step 5: Solve for x
    x = 646,154,710.57/29,370.52
  6. Step 6: Final answer
    x = 22,000.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.